Software Engineer
Zefr
About the role
What we do:
Zefr is the leader in AI-powered content classifications for brands and advertisers. Zefr’s platform is purpose built for multi-modal content understanding on open platforms like YouTube, TikTok, Meta and Snap, with pre-bid activation and verification solutions. Our products safeguard media and AI investments, while maximizing performance and efficacy on those channels.
Headquartered in Los Angeles with global offices across New York, Chicago, London, Toronto, Singapore, and more, Zefr is redefining what trust and transparency means for social media in the age of AI.
What you’ll do:
We are looking for a passionate engineer to come collaborate and grow alongside our experienced applications software engineering team. The team is responsible for a broad range of systems and technologies:
Design, build, and operate APIs using REST and GraphQL technologies supporting our front-end interfaces, MCP servers, and offline batch processes.
Design, build, and operate complex workflows using Apache Airflow
Design, build, and operate data transformation pipelines in Snowflake and DBT.
What we’re looking for:
Bachelor’s or Master’s degree in Computer Science, Engineering disciplines (BEng/MEng) or equivalent.
1-2 years of experience in a technical field
Competency in Python, SQL, REST APIs.
Knowledge of systems engineering principles and product lifecycle management
Strong communication and collaboration skills
Benefits (for US based employees):
Flexible PTO
Medical, dental, and vision insurance with FSA options
Company-paid life insurance
Paid parental leave
401(k) with company match
Professional development opportunities
10+ paid holidays off
Summer Fridays (we leave early)
In-office and hybrid work options available
In-office lunches and lots of free food
Optional in-person and virtual events (we like to celebrate!)
Compensation (for US based employees):
The anticipated salary for this position is between $100,000 and $130,000. Within the range, individual pay is determined by factors such as job-related skills, experience, and relevant education or training. If your compensation expectations fall outside of this range, it may still be worth having a conversation.
Zefr is an equal opportunity employer that embraces diversity and inclusion in the workplace. We are committed to building a team that represents a variety of backgrounds, skills, and perspectives because we know this only makes us better. We strongly encourage women, persons of color, LGBTQIA+ individuals, persons with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply even if you do not meet 100% of the qualifications.
Responsibilities
- Design, build, and operate REST and GraphQL APIs
- Develop and operate workflows using Apache Airflow
- Build and operate data transformation pipelines using Snowflake and DBT
Qualifications
- Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent experience
- 1–2 years of experience in a technical field
- Proficiency in Python, SQL, and REST APIs
- Knowledge of systems engineering principles and product lifecycle management
- Strong communication and collaboration skills
Benefits
- Flexible PTO
- Medical, dental, and vision insurance with FSA options
- Company-paid life insurance
- Paid parental leave
- 401(k) with company match
- Professional development opportunities
- 10+ paid holidays
- Summer Fridays
- In-office lunches and free food
- Optional in-person and virtual events
Skills mentioned
About Zefr
Zefr is the leading global technology company enabling responsible marketing for social walled garden environments.
H-1B sponsorship history
Historical employer filing data was found for Zefr. The employer record includes 38 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.